SendAPI MCP Server (SendAPI-co/sendapi-mcp) is an MCP server listed on the M8ven Trust Index. It scores 60 out of 100, grade C. It declares 18 tools. No publisher has claimed this listing.
Enables any MCP-compatible AI agent to send WhatsApp messages, SMS, OTP codes, and email through a single REST API.
Caution. Specific findings reduced this grade. They are listed on the page. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
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SendAPI-co
Source: Glama
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The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.
These names and descriptions are the publisher's own, read from the source code. We print them as written. Our assessment is the findings above, not this list.
send_whatsappsend_bulk_whatsappsend_smsSend a single SMS message to a phone number.
send_bulk_smsSend the same SMS to many recipients (max 500). High-impact: confirm the list before calling.
send_emailSend a single transactional email. Provide html or text (or a template_id with variables).
send_bulk_emailSend the same email to many recipients (max 500). High-impact: confirm the list before calling.
send_otpSend a one-time password (OTP) to a recipient over SMS, WhatsApp, or email.
check_otpCheck a one-time password (OTP) the recipient entered against the code that was sent.
validate_phoneValidate and look up details (format, country, carrier) for a phone number.
get_email_statusGet delivery status and details for a previously sent email by its ID.
get_sms_statusGet delivery status and details for a previously sent SMS by its ID.
get_whatsapp_messageGet status and details for a WhatsApp message by its ID.
get_usageGet current account usage and remaining quota across channels. Useful to check limits before sending in bulk.
list_whatsapp_sessionsList connected WhatsApp sessions and their status. Use a session's id with send_whatsapp.
get_whatsapp_session_qrGet the QR code payload to pair a WhatsApp session by scanning it in the WhatsApp app.
list_sender_idsList configured SMS sender IDs and their approval status.
list_email_domainsList sending domains and their verification status.
list_email_templatesList saved email templates that can be used with send_email via template_id.
Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse
Anthropic's MCP TypeScript SDK has a ReDoS vulnerability
Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default
express vulnerable to XSS via response.redirect()
SENDAPI_API_KEY"": "sk_live_xxxxxxxxxxxx"SENDAPI_BASE_URLno https://sendapi.co/v1 both Override for self-hosted or staging.PORTAll four hints declared on every tool
18/18 tools missing one or more hints — send_whatsapp (missing: destructiveHint, idempotentHint); send_bulk_whatsapp (missing: destructiveHint, idempotentHint); send_sms (missing: destructiveHint, idempotentHint), +15 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.
For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.
Tool inputs are validated
13/18 tool handlers declare input schemas (72%)
Declare an inputSchema with zod/joi/yup on every tool definition.
Tests exist
No test files found
Add tests that exercise each declared tool.
Production dependencies are patched
0 critical, 3 high severity in production deps — @modelcontextprotocol/sdk@1.12.0 (high), @modelcontextprotocol/sdk@1.12.0 (high)
Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.
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